by Serhiy Grabarchuk Jr
To complete this pattern the two remaining digits placed instead of the two question marks should be 2 and 3.
The question is: in which order?
All digits in the sequence is placed in accordance with the alphabetical order when spelled: Eight, FIve, FOur, Nine, One, SEven, SIx. To complete the sequence the 2 and 3 should be placed in it as THree and TWo.